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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 439 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Ending in 1 (t1): t² | 2 × t | 1, carrying from the right. Ending in 4: square the next number (ends in 5), then take away the two numbers added together. Ending in 6: square the number before (ends in 5), then add the two numbers.

NameDateTime takenScore ___ / 40
  1. 1.21² =
  2. 2.294² =
  3. 3.74² =
  4. 4.24² =
  5. 5.31² =
  6. 6.271² =
  7. 7.24² =
  8. 8.76² =
  9. 9.26² =
  10. 10.134² =
  11. 11.96² =
  12. 12.11² =
  13. 13.91² =
  14. 14.34² =
  15. 15.176² =
  16. 16.61² =
  17. 17.41² =
  18. 18.34² =
  19. 19.84² =
  20. 20.91² =
  21. 21.224² =
  22. 22.171² =
  23. 23.54² =
  24. 24.94² =
  25. 25.31² =
  26. 26.26² =
  27. 27.111² =
  28. 28.11² =
  29. 29.84² =
  30. 30.106² =
  31. 31.76² =
  32. 32.41² =
  33. 33.11² =
  34. 34.26² =
  35. 35.196² =
  36. 36.271² =
  37. 37.26² =
  38. 38.26² =
  39. 39.61² =
  40. 40.21² =

Answer key

  1. 441
  2. 86436
  3. 5476
  4. 576
  5. 961
  6. 73441
  7. 576
  8. 5776
  9. 676
  10. 17956
  11. 9216
  12. 121
  13. 8281
  14. 1156
  15. 30976
  16. 3721
  17. 1681
  18. 1156
  19. 7056
  20. 8281
  21. 50176
  22. 29241
  23. 2916
  24. 8836
  25. 961
  26. 676
  27. 12321
  28. 121
  29. 7056
  30. 11236
  31. 5776
  32. 1681
  33. 121
  34. 676
  35. 38416
  36. 73441
  37. 676
  38. 676
  39. 3721
  40. 441

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